Security window insert for interior door



FIG. 1 is a left front perspective of a security window insert for interior door, showing my new design;

FIG. 2 is a front elevational view, thereof;

FIG. 3 is a rear elevational view, thereof;

FIG. 4 is a left side elevational view, the right side elevational view being substantially a mirror image, thereof;

FIG. 5 is a bottom plan view, the top plan view being substantially a mirror image, thereof; and,

FIG. 6 is a right front perspective view of the article, shown in a reduced scale and with the access cover in an alternate open position, the depiction of the interior door in broken line being included solely for illustrative purposes, and forming no part of the claimed design. 

The ornamental design for a security window insert for interior door, as shown and described. 